Use the pthread_spin_lock(3C) to lock a spin lock. The calling thread acquires the lock if it is not held by another thread. Otherwise, the thread does not return from the. call until the lock becomes available. The results are undefined if the calling thread holds the lock at the time the call is made.
Sir Robert Bryson Hall II (born January 22, 1990), known by his stage name Logic, is an American rapper, singer, songwriter and record producer.
Derrick Coleman (born July 4, 1990), better known by his stage name Fredo Santana, is an American rapper from Chicago, Illinois. He is the older cousin of Chicago rapper Chief Keef[3] His debut studio album Trappin Ain't Dead was released on November 20, 2013 via Savage Squad.[4]